1.ADSL 2+ Modem(wire or wireless) 2.USB adsl modem(one ,four port) 3.wireless ADSL 2+ Modem 4. ADSL Modem with router usb adsl modem routerSoftware Specification ADSL Features Full-rate ANSI T1 ... Port(RJ11) 1 USB 1.1 portLED Indicators USB, LAN, ADSL, Alarm, ACT, PowerDimensions (W*D*H) 6.5*4.3 ... %~90% non-condensing Storage Humidity: 5%~90% non-condensing usb adsl modem router